| PIT-Tagged Wild Spring/Summer Chinook Query Parameters | |
| Year | 2018 |
| Project | Bonneville |
| River Parameter | Tailrace TDG Percent |
| Critical Tailrace TDG Percent Value | 120 % |
| Calculate Exposure | Above Critical Value |
| River Parameter Data Fill | No |
| Query Dates | 1/1 - 12/31 |
| Total Run Period (Apr 4 - Nov 18) | |
| Total Number of Fish Observed | 2363 |
| Percent of Total Run Analyzed [Number Observed] | 66.56 % [1573]1 |
| Tailrace TDG Percent Exposure Index | 122.24 % |
| Percent of Fish Exposed [Number Exposed] | 75.5 % [1188] |
| Number of Days Fish Exposed | 16 |
| Middle 80% of Run Period (Apr 27 - Jun 5) | |
| Number of Fish Observed | 1940 |
| Percent of Middle 80% of Run Analyzed [Number Observed] | 67.06 % [1301] |
| Tailrace TDG Percent Exposure Index | 123.02 % |
| Percent of Fish Exposed [Number Exposed] | 91.1 % [1186] |
| Number of Days Fish Exposed | 15 |
| Middle 50% of Run Period (May 2 - May 23) | |
| Number of Fish Observed | 1269 |
| Percent of Middle 50% of Run Analyzed [Number Observed] | 77.38 % [982] |
| Tailrace TDG Percent Exposure Index | 123.59 % |
| Percent of Fish Exposed [Number Exposed] | 100 % [982] |
| Number of Days Fish Exposed | 12 |
| Run Dates | |
| First Day of Run | Apr 4 |
| 5% of Run passed | Apr 24 |
| 10% of Run passed | Apr 27 |
| 50% of Run passed | May 8 |
| 90% of Run passed | Jun 5 |
| 95% of Run passed | Jun 20 |
| Last Day of Run | Nov 18 |
| Date(s) When Tailrace TDG Percent Crosses 120 % | |
| Apr 10, Apr 12, Apr 15, Apr 16, Apr 29, Jul 11 | |
